Liangshan XU

Follow

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Boltless fastener assembly for heavy haul railway with axle load of...
- Patent number 11,162,227
- Issue date Nov 2, 2021
- CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED RAILWAY ENGINEERING RES...
- Junheng Xiao
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Fiber-reinforced prestressed reinforced concrete sleeper
- Patent number 11,136,724
- Issue date Oct 5, 2021
- CHINA ACADEMY OF RAILWAY SCIENCES CORPORATON LIMITED RAILWAY ENGINEERING RESE...
- Yangsheng Ye
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
BOLTLESS FASTENER ASSEMBLY FOR HEAVY HAUL RAILWAY WITH AXLE LOAD OF...
- Publication number 20210230809
- Publication date Jul 29, 2021
- CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED RAILWAY ENGINEERING RES...
- Junheng XIAO
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
FIBER-REINFORCED PRESTRESSED REINFORCED CONCRETE SLEEPER
- Publication number 20210123191
- Publication date Apr 29, 2021
- CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED RAILWAY ENGINEERING RES...
- Yangsheng YE
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES